$3 Million Reportedly Stolen in Polymarket Hack 2026-06-26 at 12:47 By Eduard Kovacs The decentralized prediction market said hackers targeted some of its users through a compromise of a third-party vendor. The post $3 Million Reportedly Stolen in Polymarket Hack appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View Original Source
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Mirage2FA phishing kit uses HTML smuggling to steal Microsoft 365 credentials 2026-06-26 at 12:26 By Sinisa Markovic Mirage2FA, a phishing kit that combines short-lived HTML smuggling with obfuscated JavaScript loaders to deliver fake Microsoft 365 login pages and steal credentials during MFA prompts, has been identified by researchers at Fortra. Fortra based its analysis on
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Algerian national accused of running cybercrime marketplaces extradited to US 2026-06-24 at 17:09 By Sinisa Markovic An Algerian national accused of running online marketplaces that sold phishing kits and fraud tools has been extradited from Spain to the United States to face bank fraud conspiracy charges. The post Algerian national accused of running cybercrime marketplaces
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Phishing attack on healthcare firm Xsolis impacts 1.4 million people 2026-06-24 at 15:00 By Sinisa Markovic Healthcare technology company Xsolis confirmed that a phishing attack resulted in unauthorized access to its network. The company develops AI-powered software for hospitals, health systems, and health plans and serves more than 600 hospitals and health insurers. “On January
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Phishing hides in routine Microsoft 365 workflows 2026-06-23 at 11:26 By Sinisa Markovic Attackers are abusing Outlook Groups and Microsoft 365 collaboration features to make phishing campaigns appear routine, according to Fortra. “The technique shifts malicious intent away from a single phishing email into a trusted productivity workflow. A user may see what looks like
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Operation FanTrap: Inside the FIFA 2026 Fraud Ecosystem 2026-06-18 at 17:05 By Ashish Khaitan Executive Summary The FIFA World Cup 2026 has become more than a global sporting event. It has evolved into a large-scale cybercrime opportunity exploited by threat actors through a coordinated ecosystem of fraudulent domains, social media channels, messaging platforms, pirated streaming
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FBI, Google Dismantle ‘Outsider Enterprise’ Phishing Service 2026-06-15 at 12:31 By Ionut Arghire The platform used more than 9,000 phishing sites, stealing nearly 4 million credit cards and causing roughly $1.9 billion in losses. The post FBI, Google Dismantle ‘Outsider Enterprise’ Phishing Service appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View
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Cybercriminals are moving away from mass phishing campaigns 2026-06-12 at 13:47 By Sinisa Markovic Phishing activity declined by roughly 20% in both 2024 and 2025, according to research from Zscaler’s ThreatLabz team. The drop followed years of growth that pushed phishing activity above 2 billion hits in 2023. “Phishing volume measured by blocked emails is
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New Browser-in-the-Browser phishing uses fake login popups to steal Microsoft 365 credentials 2026-06-10 at 17:24 By Sinisa Markovic A new Browser-in-the-Browser (BitB) phishing campaign is targeting Microsoft 365 users with fake login popups designed to closely mimic legitimate browser authentication windows, according to Palo Alto Networks Unit 42. The attack relies on a fake browser
MokN Raises $15 Million for Phish-Back Platform 2026-05-29 at 17:34 By Ionut Arghire MokN’s platform deploys realistic decoy access points to lure attackers into revealing compromised credentials, enabling organizations to respond before abuse occurs. The post MokN Raises $15 Million for Phish-Back Platform appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View
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LinkedIn-themed phishing abuses Adobe’s A/B testing platform 2026-05-29 at 14:08 By Zeljka Zorz A newly documented phishing campaign is targeting professionals with fake LinkedIn business emails and abusing a trusted service operated by Adobe. The attack from the victim’s perspective The attack starts with an email that looks, at first glance, like a routine business
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OverlayPhantom: The Android Banking Trojan Hiding in Plain Sight 2026-05-27 at 09:24 By rohansinhacyblecom Executive Summary Cyble Research and Intelligence Labs (CRIL) has identified a novel Android banking trojan, dubbed OverlayPhantom, actively distributed in the wild via malicious URLs. The malware employs a two-stage infection chain, using a dropper application that impersonates trusted platforms, including
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Chinese phishing gangs grow into a force to be reckoned with 2026-05-26 at 17:09 By Sinisa Markovic Chinese-language phishing-as-a-service (PhaaS) communities are expanding in an area historically dominated by Russian-speaking cybercriminal groups. The Google Threat Intelligence Group (GTIG) analyzed a dozen active PhaaS offerings operating in Chinese-language underground communities and found mature services, with several
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Microsoft 365 users targeted by new phishing threat that bypasses MFA 2026-05-22 at 12:17 By Sinisa Markovic Microsoft 365 access tokens are being targeted by an emerging Phishing-as-a-Service (PhaaS) platform called Kali365, the FBI is warning. First observed in April 2026, Kali365 has been distributed through Telegram, allowing cybercriminals to obtain Microsoft 365 access tokens
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Verizon DBIR: Vulnerability exploitation is the dominant initial access vector 2026-05-20 at 17:16 By Zeljka Zorz Vulnerability exploitation has overtaken stolen credentials as the most common way attackers gain initial access to target networks, according to the 2026 Verizon Data Breach Investigations Report. This is the first time credential theft has been knocked off the
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PureLogs infostealer is stealing credentials worldwide 2026-05-19 at 16:58 By Zeljka Zorz A phishing campaign is smuggling the powerful PureLogs information stealer onto targets’ Windows machines by hiding encrypted malicious payloads inside cat photos, Fortinet researchers discovered. The attack The attack starts with a phishing email containing a TXZ archive and using an invoice-themed lure
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Public Instagram posts provide raw material for AI phishing campaigns 2026-05-19 at 09:17 By Sinisa Markovic A handful of public Instagram posts can give attackers enough material to generate convincing phishing emails with GenAI. Research from the University of Texas at Arlington and Louisiana State University showed how public social media activity can be turned
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201 arrested in INTERPOL disruption of phishing and fraud networks 2026-05-18 at 12:08 By Anamarija Pogorelec Operation Ramz, a cybercrime initiative coordinated by INTERPOL across the MENA region, focused on disrupting phishing campaigns, malware activity, and cyber scams that caused substantial financial losses across the region. The operation resulted in the arrest of 201 individuals
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Signal responds to phishing attacks with new in-app security warnings 2026-05-13 at 16:08 By Sinisa Markovic Signal is adding new protections for users following recent phishing and social engineering attacks. In March, the FBI and CISA issued a warning stating that Signal had become a primary target of Russian intelligence-linked hackers. Dutch and German security
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Over 500 Organizations Hit in Years-Long Phishing Campaign 2026-05-11 at 07:22 By Ionut Arghire Victims span across the aviation, critical infrastructure, energy, logistics, public administration, and technology sectors. The post Over 500 Organizations Hit in Years-Long Phishing Campaign appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View Original Source
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